Stars in a constellation only appear to be grouped together when viewed from Earth, Planets really are grouped together.
The three ways by which the atmosphere helps support life on Earth are as follows:
An atmosphere may be defined as an envelope of numerous gases that surrounds any celestial body like earth. It is considered the safety armor of the earth that protects living entities with numerous concerns.
The most important function of the atmosphere is to block out the passage of incoming harmful radiations from the sun. It also maintains a balance between the temperature during the day and night significantly.
As the atmosphere is the envelope of numerous gases, it contains one of the most precious gases that furnish life to living beings is oxygen which is utilized by the organisms to accomplish metabolic and cellular activities for their survival.
Therefore, it is well described above.
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Answer:
Prokaryotes are uni-cellular
Explanation:
Meaning they do not have more than one cell, for example; bacteria are prokaryotes.